MOVSQ
	MOVSQ
	SYSCALL
	MOVQ	AX, r1+56(FP)
	MOVQ	AX, r2+64(FP)
	MOVQ	AX, err+72(FP)
	RET

#define SYS_SEEK 39	/* from zsysnum_plan9.go */

//func seek(placeholder uintptr, fd int, offset int64, whence int) (newoffset int64, err string)
TEXT ·seek(SB),NOSPLIT,$48-56
	NO_LOCAL_POINTERS
	LEAQ	newoffset+32(FP), AX
	MOVQ	AX, placeholder+0(FP)

	// copy args down
	LEAQ	placeholder+0(FP), SI

  CHECK(v2_reader_ != nullptr);
  CHECK(v2_reader_->status().ok());

  // First pass: filters out the entries of the slices.
  std::unordered_set<string> filtered_keys;
  BundleEntryProto entry;
  v2_reader_->Seek(kHeaderEntryKey);
  for (v2_reader_->Next(); v2_reader_->Valid(); v2_reader_->Next()) {
    CHECK(entry.ParseFromArray(v2_reader_->value().data(),
                               v2_reader_->value().size()))

}

func closefd(fd uintptr) {
	syscall.Close(syscall.Handle(fd))
}

func preadn(fd uintptr, buf []byte, off int) error {
	whence := seekStart
	if off < 0 {
		whence = seekEnd
	}
	if _, err := syscall.Seek(syscall.Handle(fd), int64(off), whence); err != nil {
		return err
	}
	for len(buf) > 0 {
		m, err := syscall.Read(syscall.Handle(fd), buf)
		if m <= 0 {
			if err == nil {
				return errors.New("short read")
			}

	MOVM.IA	[R2-R6], (R1)
	MOVW	trap+0(FP), R0	// syscall num
	SWI		$0
	MOVW	R0, r1+28(FP)
	MOVW	R0, r2+32(FP)
	MOVW	R0, err+36(FP)
	RET

//func seek(placeholder uintptr, fd int, offset int64, whence int) (newoffset int64, err string)
TEXT ·seek(SB),NOSPLIT,$20-36
	NO_LOCAL_POINTERS
	MOVW	$newoffset_lo+20(FP), R6
	MOVW	R6, sysargs-20(SP)	// dest for return value
	MOVW	$fd+4(FP), R0		// move syscall args

}

func closefd(fd uintptr) {
	syscall.Close(int(fd))
}

func preadn(fd uintptr, buf []byte, off int) error {
	whence := seekStart
	if off < 0 {
		whence = seekEnd
	}
	if _, err := syscall.Seek(int(fd), int64(off), whence); err != nil {
		return err
	}
	for len(buf) > 0 {
		m, err := syscall.Read(int(fd), buf)
		if m <= 0 {
			if err == nil {
				return errors.New("short read")
			}
			return err

// signature for that interface.
//
// Checked method names include:
//
//	Format GobEncode GobDecode MarshalJSON MarshalXML
//	Peek ReadByte ReadFrom ReadRune Scan Seek
//	UnmarshalJSON UnreadByte UnreadRune WriteByte
//	WriteTo

}

func closefd(fd uintptr) {
	syscall.Close(int(fd))
}

func preadn(fd uintptr, buf []byte, off int) error {
	whence := seekStart
	if off < 0 {
		whence = seekEnd
	}
	if _, err := syscall.Seek(int(fd), int64(off), whence); err != nil {
		return err
	}
	for len(buf) > 0 {
		m, err := syscall.Read(int(fd), buf)
		if m <= 0 {
			if err == nil {
				return errors.New("short read")
			}
			return err

        input = new ByteInput(file)
    }

    def cleanup() {
        file.close()
    }

    def "can reuse to read from multiple locations in file"() {
        given:
        file.seek(0)
        file.writeInt(123)
        file.writeInt(321)
        file.writeInt(456)

        expect:
        def stream = input.start(0)
        stream.readInt() == 123
        stream.readInt() == 321

	MOVW	trap+0(FP), R7	// syscall entry
	MOVW	a1+4(FP), R0
	MOVW	a2+8(FP), R1
	MOVW	a3+12(FP), R2
	SWI	$0
	MOVW	R0, r1+16(FP)
	MOVW	$0, R0
	MOVW	R0, r2+20(FP)
	RET

TEXT ·seek(SB),NOSPLIT,$0-28

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build aix && ppc

package unix

//sysnb	Getrlimit(resource int, rlim *Rlimit) (err error) = getrlimit64
//sys	Seek(fd int, offset int64, whence int) (off int64, err error) = lseek64

//sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)

func setTimespec(sec, nsec int64) Timespec {